Calculators

This calculator helps you estimate how long it will take for your hair to grow to a desired length, based on your current hair length and monthly growth rate.

Calculates the Number Needed to Treat, which is the number of patients who need to receive an intervention for one patient to experience the desired outcome.

Calculates the Glasgow Coma Scale (GCS) score, assessing the level of consciousness based on eye, verbal, and motor responses.

Estimates an individual's risk of developing lung cancer based on smoking history and other factors.

This calculator helps assess the severity of Generalized Anxiety Disorder (GAD) using the GAD-7 questionnaire. It calculates a total score based on responses to seven questions and provides a severity interpretation.

Calculates the required medication dosage based on the desired dose and medication concentration.

This calculator determines the APGAR score of a newborn, a quick assessment of the baby's health at 1 and 5 minutes after birth. It evaluates Appearance (skin color), Pulse (heart rate), Grimace (reflex irritability), Activity (muscle tone), and Respiration (breathing effort).

Calculates the International Normalized Ratio (INR) for patients on warfarin anticoagulant therapy. This calculator uses the prothrombin time (PT) of the patient and the International Sensitivity Index (ISI) of the thromboplastin reagent used in the PT test.

Estimates kidney function by calculating the rate at which blood is filtered by the kidneys.

Estimates the percentage of alcohol in the bloodstream based on drinks consumed, weight, gender, and time.